RFR: 8317692: jcmd GC.heap_dump performance regression after JDK-8292818 [v4]

[Alex Menkov]

On Sat, 14 Oct 2023 20:17:31 GMT, Hannes Greule <hgreule at openjdk.org> wrote:

>> See the bug description for more information.
>> 
>> This implementation brings down the time to take a heap dump on the example application in the bug report to <2 seconds on my machine.
>
> Hannes Greule has updated the pull request incrementally with one additional commit since the last revision:
> 
>   reword -> initial klass

Marked as reviewed by amenkov (Reviewer).

test/hotspot/jtreg/serviceability/HeapDump/FieldsInInstanceTest.java line 66:

> 64: 
> 65:     interface I {
> 66:             int i = -10;

wrong indent

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PR Review: https://git.openjdk.org/jdk/pull/16083#pullrequestreview-1680863228
PR Review Comment: https://git.openjdk.org/jdk/pull/16083#discussion_r1361204991